MAX6970 查看數據表（PDF） - Maxim Integrated
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MAX6970 Datasheet PDF : 12 Pages
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8-Port, 36V Constant-Current LED Driver
5V TIMING CHARACTERISTICS
(Typical Operating Circuit, V+ = 4.5V to 5.5V, TA = TMIN to TMAX, unless otherwise noted.) (Notes 1, 2)
PARAMETER
CLK Clock Period
CLK Pulse-Width High
CLK Pulse-Width Low
DIN Setup Time
DIN Hold Time
DOUT Propagation Delay
DOUT Rise and Fall Time
LE Pulse-Width High
LE Setup Time
LE Rising to OUT_ Rising Delay
LE Rising to OUT_ Falling Delay
CLK Rising to OUT_ Rising Delay
CLK Rising to OUT_ Falling Delay
OE Rising to OUT_ Rising Delay
OE Falling to OUT_ Falling Delay
LED Output OUT_ Turn-On Fall
Time
LED Output OUT_ Turn-Off Rise
Time
SYMBOL
tCP
tCH
tCL
tDS
tDH
tDO
tDR, tDF
tLW
tLS
tLRR
tLRF
tCRR
tCRF
tOEH
tOEL
CONDITIONS
CDOUT = 10pF, 20% to 80%
(Note 3)
(Note 3)
(Note 3)
(Note 3)
(Note 3)
(Note 3)
tf
80% to 20% (Note 3)
tr
20% to 80% (Note 3)
MIN TYP
40
19
19
4
8
12
20
15
MAX
32
10
100
280
100
310
100
300
200
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
120
ns
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